XO Perimeter Email Protection service provides the following features:

User Validation: Validates incoming email against legitimate e-mail users provided by the business and rejects unwanted email before it arrives at the customer's server, resulting in better mail server performance.

Email Protection: Provides on-premise mail servers with a robust level of protection against e-mail based denial of service and dictionary attacks as well as spam.

Email Disaster Recovery: Reduces loss of all incoming email if the mail server goes down and delivers email when the server is restored.

Reporting: Provides daily reports on how a business' email server is being protected.